If the format utility is not displaying the WD drives correctly,
then ZFS won't see them correctly either. You need to find out why.

I would export this pool and recheck all of your device connections.

cs



On 07/19/10 10:37, Yuri Homchuk wrote:

No, the pool tank consists of 7 physical drives(5 of Seagate and 2 of Western 
Digital)
See output below


#zpool status tank

  pool: tank
 state: ONLINE
 scrub: none requested
config:

        NAME        STATE     READ WRITE CKSUM
        tank        ONLINE       0     0     0
          raidz2    ONLINE       0     0     0
            c1t1d0  ONLINE       0     0     0
            c2t0d0  ONLINE       0     0     0
            c2t2d0  ONLINE       0     0     0
            c2t3d0  ONLINE       0     0     0
            c2t4d0  ONLINE       0     0     0
            c2t5d0  ONLINE       0     0     0
            c2t7d0  ONLINE       0     0     0



But iostat and format  tell that all of them are Seagate which is not correct.
My question is why Western Digital drives do not show up ???

# format
Searching for disks...done


AVAILABLE DISK SELECTIONS:
       0. c1t0d0 <DEFAULT cyl 60798 alt 2 hd 255 sec 63>
          /p...@0,0/pci15d9,a...@5/d...@0,0
       1. c1t1d0 <ATA-ST3500320AS-SD15-465.76GB>
          /p...@0,0/pci15d9,a...@5/d...@1,0
       2. c2t0d0 <ATA-ST3500320AS-SD15-465.76GB>
          /p...@0,0/pci10de,3...@a/pci15d9,a...@0/s...@0,0
       3. c2t2d0 <ATA-ST3500320AS-SD15-465.76GB>
          /p...@0,0/pci10de,3...@a/pci15d9,a...@0/s...@2,0
       4. c2t3d0 <ATA-ST3500320AS-SD15-465.76GB>
          /p...@0,0/pci10de,3...@a/pci15d9,a...@0/s...@3,0
       5. c2t4d0 <ATA-ST3500320AS-SD15-465.76GB>
          /p...@0,0/pci10de,3...@a/pci15d9,a...@0/s...@4,0
       6. c2t5d0 <ATA-ST3500320AS-SD15-465.76GB>
          /p...@0,0/pci10de,3...@a/pci15d9,a...@0/s...@5,0
       7. c2t7d0 <ATA-ST3500320AS-SD15-465.76GB>
          /p...@0,0/pci10de,3...@a/pci15d9,a...@0/s...@7,0
       8. c3d0 <GIGABYTE-100336D9CC244B01-0001-2.00GB>
          /p...@1,0/pci1022,7...@2/pci-...@1/i...@1/c...@0,0


#  iostat -En
c3d0             Soft Errors: 0 Hard Errors: 0 Transport Errors: 0
Model: GIGABYTE i-RAM  Revision:  Serial No: 33F100336D9CC24 Size: 2.15GB 
<2146443264 bytes>
Media Error: 0 Device Not Ready: 0 No Device: 0 Recoverable: 0
Illegal Request: 0
c1t0d0           Soft Errors: 0 Hard Errors: 0 Transport Errors: 0
Vendor: ATA      Product: ST3500320AS      Revision: SD15 Serial No:
Size: 500.11GB <500107862016 bytes>
Media Error: 0 Device Not Ready: 0 No Device: 0 Recoverable: 0
Illegal Request: 56 Predictive Failure Analysis: 0
c1t1d0           Soft Errors: 0 Hard Errors: 0 Transport Errors: 0
Vendor: ATA      Product: ST3500320AS      Revision: SD15 Serial No:
Size: 500.11GB <500107862016 bytes>
Media Error: 0 Device Not Ready: 0 No Device: 0 Recoverable: 0
Illegal Request: 66 Predictive Failure Analysis: 0
c0t0d0           Soft Errors: 0 Hard Errors: 198 Transport Errors: 0
Vendor: SONY     Product: CD-ROM CDU5212   Revision: 5YS1 Serial No:
Size: 0.00GB <0 bytes>
Media Error: 0 Device Not Ready: 198 No Device: 0 Recoverable: 0
Illegal Request: 0 Predictive Failure Analysis: 0
c2t0d0           Soft Errors: 0 Hard Errors: 0 Transport Errors: 0
Vendor: ATA      Product: ST3500320AS      Revision: SD15 Serial No:
Size: 500.11GB <500107862016 bytes>
Media Error: 0 Device Not Ready: 0 No Device: 0 Recoverable: 0
Illegal Request: 0 Predictive Failure Analysis: 0
c2t1d0           Soft Errors: 0 Hard Errors: 0 Transport Errors: 0
Vendor: ATA      Product: ST3500320AS      Revision: SD15 Serial No:
Size: 500.11GB <500107862016 bytes>
Media Error: 0 Device Not Ready: 0 No Device: 0 Recoverable: 0
Illegal Request: 0 Predictive Failure Analysis: 0
c2t2d0           Soft Errors: 0 Hard Errors: 0 Transport Errors: 0
Vendor: ATA      Product: ST3500320AS      Revision: SD15 Serial No:
Size: 500.11GB <500107862016 bytes>
Media Error: 0 Device Not Ready: 0 No Device: 0 Recoverable: 0
Illegal Request: 0 Predictive Failure Analysis: 0
c2t3d0           Soft Errors: 0 Hard Errors: 9 Transport Errors: 9
Vendor: ATA      Product: ST3500320AS      Revision: SD15 Serial No:
Size: 500.11GB <500107862016 bytes>
Media Error: 7 Device Not Ready: 0 No Device: 2 Recoverable: 0
Illegal Request: 0 Predictive Failure Analysis: 0
c2t4d0           Soft Errors: 0 Hard Errors: 0 Transport Errors: 0
Vendor: ATA      Product: ST3500320AS      Revision: SD15 Serial No:
Size: 500.11GB <500107862016 bytes>
Media Error: 0 Device Not Ready: 0 No Device: 0 Recoverable: 0
Illegal Request: 0 Predictive Failure Analysis: 0
c2t5d0           Soft Errors: 0 Hard Errors: 0 Transport Errors: 0
Vendor: ATA      Product: ST3500320AS      Revision: SD15 Serial No:
Size: 500.11GB <500107862016 bytes>
Media Error: 0 Device Not Ready: 0 No Device: 0 Recoverable: 0
Illegal Request: 0 Predictive Failure Analysis: 0
c2t6d0           Soft Errors: 0 Hard Errors: 0 Transport Errors: 0
Vendor: ATA      Product: ST3500320AS      Revision: SD15 Serial No:
Size: 500.11GB <500107862016 bytes>
Media Error: 0 Device Not Ready: 0 No Device: 0 Recoverable: 0
Illegal Request: 0 Predictive Failure Analysis: 0
c2t7d0           Soft Errors: 0 Hard Errors: 0 Transport Errors: 0
Vendor: ATA      Product: ST3500320AS      Revision: SD15 Serial No:
Size: 500.11GB <500107862016 bytes>
Media Error: 0 Device Not Ready: 0 No Device: 0 Recoverable: 0
Illegal Request: 0 Predictive Failure Analysis: 0
sd11             Soft Errors: 0 Hard Errors: 0 Transport Errors: 0
Vendor: ATA      Product: WDC WD5001AALS-0 Revision: 1D05 Serial No:
Size: 500.11GB <500107862016 bytes>
Media Error: 0 Device Not Ready: 0 No Device: 0 Recoverable: 0
Illegal Request: 0 Predictive Failure Analysis: 0
sd12             Soft Errors: 0 Hard Errors: 0 Transport Errors: 0
Vendor: ATA      Product: WDC WD5001AALS-0 Revision: 0K05 Serial No:
Size: 500.11GB <500107862016 bytes>
Media Error: 0 Device Not Ready: 0 No Device: 0 Recoverable: 0
Illegal Request: 0 Predictive Failure Analysis: 0


-----Original Message-----
From: Cindy Swearingen [mailto:cindy.swearin...@oracle.com]
Sent: Monday, July 19, 2010 10:28 AM
To: Yuri Homchuk
Cc: zfs-discuss@opensolaris.org
Subject: Re: [zfs-discuss] Help identify failed drive


I think you are saying that even though format shows 9 devices (0-8) on this 
system, there's really only 7 and the pool tank has only 5 (?).

I'm not sure why some devices would show up as duplicates.

Any recent changes to this system?

You might try exporting this pool and make sure that all the device connections 
are correct.

cs

On 07/19/10 09:57, Yuri Homchuk wrote:
I know that  ST3500320AS is  Seagate Barracuda.

That exactly why I am confused.
I looked physically at drives and I confirm again that 5 drives are Seagate and 
2 drives are Western Digital.
But Solaris tells me that all 7 drives are  Seagate Barracuda which is 
definetly not correct.


This is a reason of my original question.
I need to know if  c2t3d0 Seagate or Western Digital.

Thanks,

-----Original Message-----
From: Cindy Swearingen [mailto:cindy.swearin...@oracle.com]
Sent: Monday, July 19, 2010 9:48 AM
To: Yuri Homchuk
Cc: zfs-discuss@opensolaris.org
Subject: Re: [zfs-discuss] Help identify failed drive

Hi--

A google search of ST3500320AS turns up Seagate Barracuda drives.

All 7 drives in the pool tank are ST3500320AS. The other two c1t0d0 and c3d0 
are unknown, but are not part of this pool.

You can also use fmdump -eV to see how long c2t3d0 has had problems.

Thanks,

Cindy

On 07/19/10 09:29, Yuri Homchuk wrote:
Thanks Cindy,

But format shows exactly same thing:
All of them appear as Seagate, no WD at all...
How could it be ???

# format
Searching for disks...done


AVAILABLE DISK SELECTIONS:
       0. c1t0d0 <DEFAULT cyl 60798 alt 2 hd 255 sec 63>
          /p...@0,0/pci15d9,a...@5/d...@0,0
       1. c1t1d0 <ATA-ST3500320AS-SD15-465.76GB>
          /p...@0,0/pci15d9,a...@5/d...@1,0
       2. c2t0d0 <ATA-ST3500320AS-SD15-465.76GB>
          /p...@0,0/pci10de,3...@a/pci15d9,a...@0/s...@0,0
       3. c2t2d0 <ATA-ST3500320AS-SD15-465.76GB>
          /p...@0,0/pci10de,3...@a/pci15d9,a...@0/s...@2,0
       4. c2t3d0 <ATA-ST3500320AS-SD15-465.76GB>
          /p...@0,0/pci10de,3...@a/pci15d9,a...@0/s...@3,0
       5. c2t4d0 <ATA-ST3500320AS-SD15-465.76GB>
          /p...@0,0/pci10de,3...@a/pci15d9,a...@0/s...@4,0
       6. c2t5d0 <ATA-ST3500320AS-SD15-465.76GB>
          /p...@0,0/pci10de,3...@a/pci15d9,a...@0/s...@5,0
       7. c2t7d0 <ATA-ST3500320AS-SD15-465.76GB>
          /p...@0,0/pci10de,3...@a/pci15d9,a...@0/s...@7,0
       8. c3d0 <GIGABYTE-100336D9CC244B01-0001-2.00GB>
          /p...@1,0/pci1022,7...@2/pci-...@1/i...@1/c...@0,0
Specify disk (enter its number): ^C


Thanks again.


-----Original Message-----
From: Cindy Swearingen [mailto:cindy.swearin...@oracle.com]
Sent: Monday, July 19, 2010 9:16 AM
To: Yuri Homchuk
Cc: zfs-discuss@opensolaris.org
Subject: Re: [zfs-discuss] Help identify failed drive

Hi--

I don't know what's up with iostat -En but I think I remember a problem where 
iostat does not correctly report drives running in legacy IDE mode.

You might use the format utility to identify these devices.

Thanks,

Cindy
On 07/18/10 14:15, Alxen4 wrote:
This is a situation:

I've got an error on one of the drives in 'zpool status' output:

 zpool status tank

  pool: tank
 state: ONLINE
status: One or more devices has experienced an unrecoverable error.  An
        attempt was made to correct the error.  Applications are unaffected.
action: Determine if the device needs to be replaced, and clear the errors
        using 'zpool clear' or replace the device with 'zpool replace'.
   see: http://www.sun.com/msg/ZFS-8000-9P
 scrub: none requested
config:

        NAME        STATE     READ WRITE CKSUM
        tank        ONLINE       0     0     0
          raidz2    ONLINE       0     0     0
            c1t1d0  ONLINE       0     0     0
            c2t0d0  ONLINE       0     0     0
            c2t2d0  ONLINE       0     0     0
            c2t3d0  ONLINE       1     0     0
            c2t4d0  ONLINE       0     0     0
            c2t5d0  ONLINE       0     0     0
            c2t7d0  ONLINE       0     0     0

So I would like to replace 'c2t3d0'.

I know for a fact the pool has 7 physical drives : 5 of Seagate and 2 of WD.

I want to know if 'c2t3d0' Seagate or WD.

If I run 'iostat -En' it shows that all  c*t*d0 drives are Seagate and 
sd11/sd12 are WD.

This totally confuses me...
Why there are two different types of drives in iostat output : c*t*d0 and sd* 
???
How come all c*t*d0 appear as Seagate.I know for sure two of them are WD.
Why WD drives appears as sd* and not as c*t*d0 ?

Please help.


----------------------------------------------------------

# iostat -En


c1t1d0           Soft Errors: 0 Hard Errors: 0 Transport Errors: 0
Vendor: ATA      Product: ST3500320AS      Revision: SD15 Serial No:
Size: 500.11GB <500107862016 bytes>
Media Error: 0 Device Not Ready: 0 No Device: 0 Recoverable: 0
Illegal
Request: 54 Predictive Failure Analysis: 0

c2t0d0           Soft Errors: 0 Hard Errors: 0 Transport Errors: 0
Vendor: ATA      Product: ST3500320AS      Revision: SD15 Serial No:
Size: 500.11GB <500107862016 bytes>
Media Error: 0 Device Not Ready: 0 No Device: 0 Recoverable: 0
Illegal
Request: 0 Predictive Failure Analysis: 0

c2t1d0           Soft Errors: 0 Hard Errors: 0 Transport Errors: 0
Vendor: ATA      Product: ST3500320AS      Revision: SD15 Serial No:
Size: 500.11GB <500107862016 bytes>
Media Error: 0 Device Not Ready: 0 No Device: 0 Recoverable: 0
Illegal
Request: 0 Predictive Failure Analysis: 0

c2t2d0           Soft Errors: 0 Hard Errors: 0 Transport Errors: 0
Vendor: ATA      Product: ST3500320AS      Revision: SD15 Serial No:
Size: 500.11GB <500107862016 bytes>
Media Error: 0 Device Not Ready: 0 No Device: 0 Recoverable: 0
Illegal
Request: 0 Predictive Failure Analysis: 0

c2t3d0           Soft Errors: 0 Hard Errors: 9 Transport Errors: 9
Vendor: ATA      Product: ST3500320AS      Revision: SD15 Serial No:
Size: 500.11GB <500107862016 bytes>
Media Error: 7 Device Not Ready: 0 No Device: 2 Recoverable: 0
Illegal
Request: 0 Predictive Failure Analysis: 0

c2t4d0           Soft Errors: 0 Hard Errors: 0 Transport Errors: 0
Vendor: ATA      Product: ST3500320AS      Revision: SD15 Serial No:
Size: 500.11GB <500107862016 bytes>
Media Error: 0 Device Not Ready: 0 No Device: 0 Recoverable: 0
Illegal
Request: 0 Predictive Failure Analysis: 0

c2t5d0           Soft Errors: 0 Hard Errors: 0 Transport Errors: 0
Vendor: ATA      Product: ST3500320AS      Revision: SD15 Serial No:
Size: 500.11GB <500107862016 bytes>
Media Error: 0 Device Not Ready: 0 No Device: 0 Recoverable: 0
Illegal
Request: 0 Predictive Failure Analysis: 0

c2t6d0           Soft Errors: 0 Hard Errors: 0 Transport Errors: 0
Vendor: ATA      Product: ST3500320AS      Revision: SD15 Serial No:
Size: 500.11GB <500107862016 bytes>
Media Error: 0 Device Not Ready: 0 No Device: 0 Recoverable: 0
Illegal
Request: 0 Predictive Failure Analysis: 0

c2t7d0           Soft Errors: 0 Hard Errors: 0 Transport Errors: 0
Vendor: ATA      Product: ST3500320AS      Revision: SD15 Serial No:
Size: 500.11GB <500107862016 bytes>
Media Error: 0 Device Not Ready: 0 No Device: 0 Recoverable: 0
Illegal
Request: 0 Predictive Failure Analysis: 0

[b]sd11             Soft Errors: 0 Hard Errors: 0 Transport Errors: 0
Vendor: ATA      Product: WDC WD5001AALS-0 Revision: 1D05 Serial No:
Size: 500.11GB <500107862016 bytes>
Media Error: 0 Device Not Ready: 0 No Device: 0 Recoverable: 0
Illegal
Request: 0 Predictive Failure Analysis: 0

sd12             Soft Errors: 0 Hard Errors: 0 Transport Errors: 0
Vendor: ATA      Product: WDC WD5001AALS-0 Revision: 0K05 Serial No:
Size: 500.11GB <500107862016 bytes>
Media Error: 0 Device Not Ready: 0 No Device: 0 Recoverable: 0
Illegal
Request: 0 Predictive Failure Analysis: 0[/b]





Thanks a lot.
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